Not only did those formats become obsolete, but in most cases, consumers had to replace their old collections with the new format at great expense of either money or time and effort. (bookwyrmshoard.com)
A loss of individual freedom is a very great expense in my opinion. (judithcurry.com)
The new report advances some possible explanations: increased complexity of research, more comprehensive articles, greater expense for journal submission and research expenditures rising faster than inflation. (scientificamerican.com)